[bugfix] add log and fixed datata choose error

atms-api/src/main/java/pwc/taxtech/atms/vat/service/impl/report/functions/BB.java

@@ -81,12 +81,20 @@ public class BB extends FunctionBase implements FreeRefFunction {
 
         String currentProjectDb = ShardingContextHolder.getDataSourceKey();
         CellData cellData = null;
-        try {
-            ShardingContextHolder.setDataSourceKey(dbName);
+        if (currentProjectDb.equals(dbName)) {
             cellData = agent.getCellData(cellTemplateData.getReportTemplateID(),
                     cellTemplateData.getCellTemplateID(), curPeriod.getCurPeriod());
-        } finally {
-            ShardingContextHolder.setDataSourceKey(currentProjectDb);
+        } else {
+            try {
+                ShardingContextHolder.setDataSourceKey(dbName);
+                cellData = agent.getCellData(cellTemplateData.getReportTemplateID(),
+                        cellTemplateData.getCellTemplateID(), curPeriod.getCurPeriod());
+            } catch (Exception e) {
+                LOGGER.warn("get data exception  with dbName{} currentDb {}", dbName, currentProjectDb, e);
+                throw e;
+            } finally {
+                ShardingContextHolder.setDataSourceKey(currentProjectDb);
+            }
         }
 
         nullCellDto = ReportCellDataSourceDto.extractFromGroup(bo, curPeriod, cellData, cellTemplateData);